Home / 117,554.87-176,308.73-57,557.50

Finding the Fourth Proportional to 117,554.87, 176,308.73 and 57,557.50

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Solution

The fourth proportional to 117,554.87, 176,308.73 and 57,557.50 is: 86,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,554.87 : 176,308.73 = 57,557.50 : x
  2. Step 2: Convert to fraction form
    117,554.87/176,308.73 = 57,557.50/x
  3. Step 3: Cross multiply
    117,554.87x = 176,308.73 × 57,557.50
  4. Step 4: Simplify right side
    117,554.87x = 10,147,888,998.42
  5. Step 5: Solve for x
    x = 10,147,888,998.42/117,554.87
  6. Step 6: Final answer
    x = 86,324.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.